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JL

Dr. John Lenahan, MD

Dermatologist

San Francisco, CA

52 Years of Experience

Accepting patients

    Who is Dr. Lenahan, Dermatologist in San Francisco, CA?

    Board-certified by the American Board of Dermatology, Dr. John A. Lenahan MD is a seasoned dermatologist practicing in San Francisco, CA, with a career spanning over 52 years. More than five decades in dermatology have built a practice informed by breadth and clinical pattern recognition. He is affiliated with AHMC Seton Medical Center in Daly City, CA. Dr. Lenahan received his medical degree from Creighton University School of Medicine and completed residencies at Moffitt Hosp Univ Of Ca and Calif Med Center, among others. Specializing in the diagnosis and treatment of various skin conditions, Dr. Lenahan's expertise encompasses a wide range of dermatological issues. His clinical focus centers on delivering precise and effective care to his patients. With a strong foundation in dermatology, he is well-equipped to address complex skin concerns. New patients can schedule a visit with Dr. Lenahan at his San Francisco office located at 595 Buckingham Way Ste 404.

    Where did Dr. Lenahan go to medical school and complete their residency?

    • Residency: Moffitt Hosp Univ Of Ca, Dermatology; Creighton Univ Affil Hosp, Flexible Or Transitional Year | Calif Med Center | Cooper Hospital-University Medical Center Program

    • Medical School: Creighton University School of Medicine

    Is Dr. Lenahan board certified as a Dermatologist?

    Yes, Dr. John Lenahan, MD is board certified by the American Board of Dermatology

    What languages does Dr. Lenahan speak?

    Dr. Lenahan and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does a Dermatologist like Dr. Lenahan typically treat?

    As a Dermatologist, conditions treated by Dr. John Lenahan may include:

    Please contact Dr. Lenahan's office directly to confirm care for your specific condition, for more information, or to schedule a consultation.

    What procedures does a Dermatologist like Dr. Lenahan typically perform?

    As a Dermatologist, procedures performed by Dr. John Lenahan may include:

    Please contact Dr. Lenahan's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Lenahan accept my insurance?

    Please contact Dr. Lenahan's office to confirm accepted insurance plans.

    Where is Dr. Lenahan's office located?

    Dr. John Lenahan's Primary Practice

    595 Buckingham Way Ste 404

    San Francisco, CA 94132

    (415) 665-1180

    Get Directions

    What hospitals are Dr. Lenahan affiliated with?

    Dr. Lenahan has admitting privileges at the following hospitals:

    AHMC Seton Medical Center,Daly City, CA

    What is Dr. Lenahan's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Lenahan's National Provider Identifier (NPI) number is 1710023692.

    What common questions do patients ask about Dr. Lenahan?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Lenahan

    What is Dr. John Lenahan's specialty?

    Dr. Lenahan is a Dermatologist near San Francisco, CA.

    What does a Dermatologist do?

    Dermatologists are medical professionals trained to diagnose and treat a wide range of skin conditions in both children and adults, including skin cancers, melanomas, and other tumors. They also manage disorders of the mouth, external genitalia, hair, and nails, and are skilled in treating conditions like dermatitis, allergic reactions, and skin manifestations of systemic diseases. Dermatologists receive specialized training in dermatopathology and dermatologic surgical techniques, and address cosmetic issues such as hair loss and scarring. Additionally, they use laboratory methods to diagnose immune-related skin disorders, often collaborating with immunohematologists for expert consultation and targeted therapies.

    Is Dr. John Lenahan affiliated with a ranked Castle Connolly Top Hospital?

    No, Dr. Lenahan is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: AHMC Seton Medical Center. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see a Dermatologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Dermatologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Dr. John Lenahan accepting new patients in San Francisco, CA?

    Yes, Dr. John Lenahan is accepting new patients at this time.

    Does Dr. John Lenahan offer online booking?

    Please contact Dr. Lenahan's office at (415) 665-1180 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. John Lenahan?

    Please contact Dr. Lenahan's office at (415) 665-1180 to schedule an appointment.

    Where is Dr. Lenahan's office located?

    Dr. Lenahan's office is located in San Francisco, CA.

    Which board certifications does Dr. John Lenahan have?

    Dr. John Lenahan is certified by the American Board of Dermatology.